/**
 * 四季策略
 * @author wangzhenjun
 * @date 2022/12/1 9:30
 */
public interface SeasonsStrategy {

    /**
     * 根據(jù)季節(jié)去執(zhí)行不同的方案
     * @param seasons
     * @return
     */
    String execute(String seasons);
}

/**
 * 春季具體實(shí)現(xiàn)
 * @author wangzhenjun
 * @date 2022/12/1 9:34
 */
// 指定容器的名稱，不指定默認(rèn)為類名稱首字母小寫
@Component("spring")
public class SpringStrategy implements SeasonsStrategy{
    @Override
    public String execute(String seasons) {

        return seasons + "來了！我們一起去放風(fēng)箏吧！";
    }
}

/**
 * 夏季具體實(shí)現(xiàn)
 * @author wangzhenjun
 * @date 2022/12/1 9:34
 */
// 指定容器的名稱，不指定默認(rèn)為類名稱首字母小寫
@Component("summer")
public class SummerStrategy implements SeasonsStrategy{
    @Override
    public String execute(String seasons) {

        return seasons + "來了！我們一起去游泳吧！";
    }
}

/**
 * 秋季具體實(shí)現(xiàn)
 * @author wangzhenjun
 * @date 2022/12/1 9:34
 */
// 指定容器的名稱，不指定默認(rèn)為類名稱首字母小寫
@Component("autumn")
public class AutumnStrategy implements SeasonsStrategy{
    @Override
    public String execute(String seasons) {

        return seasons + "來了！我們一起去放看楓葉吧！";
    }
}

/**
 * 冬季具體實(shí)現(xiàn)
 * @author wangzhenjun
 * @date 2022/12/1 9:34
 */
// 指定容器的名稱，不指定默認(rèn)為類名稱首字母小寫
@Component("winter")
public class WinterStrategy implements SeasonsStrategy{
    @Override
    public String execute(String seasons) {

        return seasons + "來了！我們一起去打雪仗吧！";
    }
}

/**
 * 環(huán)境或者上下文類，用于統(tǒng)一執(zhí)行具體策略
 * @author wangzhenjun
 * @date 2022/12/1 9:56
 */
@Component
public class SeasonsFactory {
    /**
     * Spring會(huì)自動(dòng)將Strategy接口的實(shí)現(xiàn)類注入到這個(gè)Map中，key為bean id，value值則為對(duì)應(yīng)的策略實(shí)現(xiàn)類
     */
    @Autowired
    private Map<String, SeasonsStrategy> seasonsMap;

    /**
     * 處理四季統(tǒng)一入口方法
     * @param seasons
     * @param beanName
     * @return
     */
    public String handle(String seasons,String beanName){
    	// 根據(jù)bean的名稱獲取對(duì)應(yīng)的算法處理類
        SeasonsStrategy seasonsStrategy = seasonsMap.get(beanName);
        String execute = seasonsStrategy.execute(seasons);
        return execute;
    }
}

@Slf4j
@RestController
@RequestMapping("/test")
public class TestController {
	
    @Autowired
    private SeasonsFactory seasonsFactory;

    @GetMapping("/strategyTest/{seasons}/{beanName}")
    public Result strategyTest(@PathVariable("seasons") String seasons,@PathVariable("beanName") String beanName){
        String handle = seasonsFactory.handle(seasons, beanName);
        return Result.success(handle);
    }
}